Holly Mangrove, Sea Holly
Acanthusilicifolius

Family: Acanthaceae (ah-kanth-AY-see-ee)
Genus: Acanthus (a-KANTH-us)
Species: ilicifolius (il-liss-ee-FOH-lee-us)

Category
Shrubs

Water Requirements
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Evergreen

Foliage Color

Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)

Spacing

Hardiness
USDA Zone 11: above 4.5 °C (40 °F)

Where to Grow

Danger
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color
Blue-Violet

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring

Other details

Soil pH requirements

Patent Information
Non-patented

Propagation Methods

Seed Collecting